Heatmor 400-4S, User Manual

Page: 86 / 95

81
Inadequate Baseboard.
When a water-to-water
heat exchanger is
installed, a temp drop
of 20-30° across heat
exchanger may be
experienced.
Contact your
Local Dealer.
Not enough
domestic hot
water.
Hot water heater
is too small.
Sidearm exchanger
needs to have a pump
installed.
Contact your
Local Dealer .
Somewhere in the
domestic water system
of the house, the hot and
the cold can mix, (as in a
single faucet outlet) and
the resulting mixed warm
water is being sent to the
hotwater taps instead of
pure hotwater
Contact your
Local Dealer
.
Manifold not balanced
properly. One appliance
getting more than its
share of the total flow of
hot water.
Balance the system by
adjusting the flow of
water to the different
heating appliances.
Contact your
Local Dealer .
Over time, (approx. five
years) with some water
conditions, the sidearm
will clog up with scale
(lime) and restrict or shut
off the flow completely
through the sidearm.
Contact your
Local Dealer .
Improper hook up of the
sidearm exchanger.
Contact your
Local Dealer .
Water in Ash
Tube.
Condensation formation
on cooler steel.
Maintain constant
firebox temperature.
Refer to
“Ash Cleanout Tube.”
PROBLEM CAUSE SOLUTION PROCEDURE